Make sure VS projects order is always the same in solution

Solution file is being rewritten and reloaded by Visual Studio if projects
order changes during 'gn gen' command.

BUG=305761

Review URL: https://codereview.chromium.org/1667553003

Cr-Original-Commit-Position: refs/heads/master@{#373486}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 17be731c097793e928e8d146c0dc7c8611e856b9
1 file changed
tree: 78f3282d93a45262f8d7d9153f88aeadd0bd70e9
  1. tools/